Greg Henderson and Chris Sutton showed they are in top form heading into their first race for Team Sky as they filled the first two places on day two of the Jayco Bay Cycling Classic at Geelong on Sunday.

New Zealander Henderson, who was riding for the Mazda team, held off Sutton in a duel to the line after the pair split from a five-man break.

Both Henderson and Sutton are inked in to make their first appearances for Team Sky in the team's debut race at the Tour Down Under from January 17.

Tour Down Under line-up: Russell Downing, Chris Froome, Mat Hayman, Greg Henderson, Chris Sutton, Ben Swift and Davide Viganò.